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Atmospheres on Alien Worlds

Using the Spitzer Space Telescope, astronomers have for the first time discovered what the atmosphere is like on planets outside our solar system! Drs. Sara Seager and David Charbonneau discuss this groundbreaking technique with Robert Hurt.

The Spitzer Space Telescope is a NASA mission managed by the Jet Propulsion Laboratory. This website is maintained by the Spitzer Science Center, located on the campus of the California Institute of Technology and part of NASA's Infrared Processing and Analysis Center.